ByteBrief
We're a portrait publication through and through. Turn your phone back and your briefing picks up right where you left it.
(We tried widescreen once. It wasn't us.)
Keio Corporation, a major Japanese private railway operator, confirmed a ransomware attack on September 26, 2026, that disrupted business systems. The company shut down its network and reported the incident to police. The attack appears to have affected only its hospitality business, not train operations. Local media report payment systems were disrupted. Tokyo Metro separately disclosed unauthorized access exposing 59,000 member email addresses.
Tap to vote and see what everyone thinks.
Summary by ByteBrief